Small gui tweak for sample.mat editing in GtGrainsManager

Signed-off-by: Nicola Vigano <nicola.vigano@esrf.fr>

zUtil_TomoUtils/GtGuiSample.m

@@ -124,7 +124,7 @@ classdef GtGuiSample < GtGuiJoinableElem
             uicontrol('Parent', sample_boxes.butts, 'Style', 'pushbutton', ...
                       'String', 'Reset', 'Callback', @(src, evt)callbackButtReset(obj));
 
-            set(sample_boxes.main, 'Sizes', [25, 60, -ones(1, phasesNum), 35]);
+            set(sample_boxes.main, 'Sizes', [25, 100, -ones(1, phasesNum), 35]);
             obj.conf.sample_boxes = sample_boxes;
         end